>> this is al jazeera america. i'm thomas drayton in new york with a look at the top stories of this hour. new evidence that the only american prisoner of war may be alive. army sergeant bo bergdahl went missing in afghanistan in 2009 and is believed to be held by fighters linked to the taliban. u.s. military intercepted a video proving that bo bergdahl is alive, but yet to release it. >> 37 air force officers with nuclear launch clearances have been inspecteded. three have been implicated in an illegal drug ring. the remaining 34 were involved in cheating on a proefficiency test. >> more safety violations for a

chemical company. freedom industry was cited at another facility. thousands of gallons of chemicals leaked into the elk river, leaving hundreds of thousand without water. some have this their water restored. >> for the first time the vatican is addressing child abuse in the catholic church. a british charity published a 48-page report saying the church is not fully disclosing cases of aclues. >> those are the

>> deadly attacks in benghazi libya - a senate committee says they could have been avoided. the catholic church sex abuse scandal in the spotlight - the vatican to be grilled by a committee about cover ups. >> drilling for oil may be causing quakes. how is texas town is dealing with the issue. >> and a place where kids with dreams of gold can train to become future olympic champs.